obraz zmiany karty bootstrap
.card-img-top {
width: 100%;
height: 15vw;
object-fit: cover;
}
Muddy Mantis
.card-img-top {
width: 100%;
height: 15vw;
object-fit: cover;
}<div class="card" style="width: 18rem;">
<img class="card-img-top" src="..." alt="Card image cap">
<div class="card-body">
<h5 class="card-title">Card title</h5>
<p class="card-text">Some quick example text to build on the card title and make up the bulk of the card's content.</p>
<a href="#" class="btn btn-primary">Go somewhere</a>
</div>
</div><style>
.card {
border: 1px solid #ccc;
background-color: #f4f4f4;
padding: 20px;
margin-bottom: 10px;
}
</style>card img